1. הקדמה
This manual provides essential information for the safe and efficient operation, setup, and maintenance of your VIVOHOME 1.5 HP 14.4 CFM 2-Stage HVAC Vacuum Pump. Please read these instructions thoroughly before using the product and retain them for future reference.

Figure 1: VIVOHOME 1.5 HP 14.4 CFM 2-Stage HVAC Vacuum Pump.
2. זיכערקייַט אינפֿאָרמאַציע
שטענדיק אָבסערווירן די פאלגענדע זיכערהייט מיטלען צו פאַרמייַדן שאָדן אָדער שעדיקן צו די ויסריכט:
- זיכער מאַכן אַז די מאַכט צושטעל פּאַסט צו דער פּאָמפּע'ס וואָלומעןtagE באדערפענישן.
- אַרבעטן די פּאָמפּע אין אַ געזונט-ווענאַלייטיד געגנט.
- טראָגט פּאַסיקע פּערזענלעכע שוץ-עקוויפּמענט, אַרייַנגערעכנט זיכערהייט ברילן און הענטשקעס.
- Do not operate the pump without sufficient vacuum pump oil.
- ויסמיידן קאָנטאַקט מיט הייס סערפאַסיז בעשאַס און נאָך אָפּעראַציע.
- דיסקאַנעקט מאַכט איידער דורכפירן קיין וישאַלט אָדער ריפּערז.
- האַלט קינדער און נישט-אָטעריזירטע פּערסאָנעל אַוועק פון די אַפּערייטינג געגנט.
3. פּראָדוקט פֿעיִקייטן
The VIVOHOME vacuum pump is designed for efficient and reliable performance in HVAC and refrigeration applications. Key features include:
- Powerful Dual-Stagמאָטאָר: 1.5 HP motor with a flow rate of 14.4 CFM, capable of achieving an ultimate partial vacuum of 0.2 Pa.
- גאַז באַלאַסט וואַלוו: Helps eliminate condensable gases from the pump chamber, improving vacuum performance.
- אַנטי-באַקפלאָוו פּלאַן: Prevents oil from flowing back into the system, ensuring safe operation.
- עפעקטיוו קאָאָלינג סיסטעם: Features a mesh vent, T-shaped motor heat fins, and a high-power cooling fan for effective heat dissipation and extended lifespan.
- באַניצער-פרייַנדלעך פּלאַן: Ergonomic grip handle for portability, visible oil window with scale marks for easy monitoring, and a bottom oil drain valve for quick emptying.
- Versatile Inlet Ports: Includes 1/4" SAE, 1/2" ACME, and 3/8" SAE ports for compatibility with various systems and refrigerants (R12, R22, R134a, R410a, R404, R502).

Figure 2: Illustration of the pump's powerful performance metrics.

Figure 3: Diagram highlighting the efficient copper motor and its specifications.

Figure 4: Close-up of the gas ballast valve for enhanced evacuation efficiency.
4. סעטאַפּ
4.1. אויל פילונג
- אַראָפּנעמען די ייל היטל.
- Pour the provided vacuum pump oil into the oil filling port.
- Monitor the oil level through the visible oil window. Fill until the oil level is between the MIN and MAX marks on the scale. The recommended oil volume is between 520 ml and 630 ml.
- לייגט צוריק דעם אויל דעקל זיכער.

Figure 5: Illustration of the oil filling port and visible oil window with scale marks.
4.2. קאַנעקטינג צו מאַכט
Connect the power cord to a suitable electrical outlet. Ensure the power switch is in the 'OFF' position before plugging in the unit.
4.3. ערשט טשעקס
- באַשטעטיקן אַז אַלע קאַנעקשאַנז זענען ענג און זיכער.
- Ensure the pump is placed on a stable, level surface. The anti-slip feet provide stability.

Figure 6: The pump features a portable handle and anti-slip feet for ease of use and stability.
5. אַפּערייטינג ינסטרוקטיאָנס
5.1. קאַנעקטינג צו די סיסטעם
- Select the appropriate inlet port (1/4" SAE, 1/2" ACME, or 3/8" SAE) for your system.
- Connect the vacuum hose from your HVAC or refrigeration system to the chosen inlet port on the pump. Ensure a tight seal to prevent leaks.

Figure 7: The pump's air inlet ports with anti-backflow mechanism.
5.2. סטאַרטינג די פּאָמפּע
- Ensure all connections are secure and the oil level is correct.
- Turn the power switch to the 'ON' position. The pump will begin to operate.
- The pump operates with low noise, typically below 70 dB.

Figure 8: The pump is designed for low noise operation, typically below 70 dB.
5.3. Monitoring Vacuum and Gas Ballast
Monitor the vacuum level using appropriate gauges connected to your system. If condensable gases are present, activate the gas ballast valve to help remove them and improve evacuation efficiency.
5.4. Compatible Refrigerants
This vacuum pump is compatible with various refrigerants, including R12, R22, R134a, R410a, R404, and R502.
5.5. ווידעא דעמאַנסטראַציע
Watch this official video for a visual guide on the VIVOHOME 14.4 CFM Vacuum Pump's features and operation.
Video 1: VIVOHOME 14.4 CFM Vacuum Pump Overview. This video demonstrates key features and basic operation of the vacuum pump.
6. וישאַלט
6.1. Checking and Refilling Oil
Regularly check the oil level through the visible oil window. If the oil level is below the MIN mark, refill with appropriate vacuum pump oil until it reaches between the MIN and MAX marks.

Figure 9: The visible oil window allows for easy monitoring of oil levels. Two bottles of 330ml vacuum oil are included.
6.2. דריינינג אָיל
To drain old oil, place a suitable container under the oil drain valve located at the bottom of the pump. Open the valve to allow the oil to drain completely. Close the valve and dispose of used oil responsibly.

Figure 10: Location of the oil drainage valve for easy and quick oil changes.
6.3. Exhaust Port Filter
The exhaust port features a filter to separate oil mist from exhaust gases. Periodically inspect and clean or replace this filter as needed to maintain efficiency and a safer working environment.

Figure 11: The oil-filling port and exhaust port, showing the built-in cotton and metal filter.
6.4. רייניקונג
Keep the exterior of the pump clean and free from dust and debris. Use a dry cloth for cleaning. Do not use harsh chemicals or abrasive cleaners.
7. טראָובלעשאָאָטינג
אויב איר טרעפט פּראָבלעמען מיט אייער וואַקוום פּאָמפּע, זעט די פאלגענדע געוויינטלעכע פּראָבלעמען און לייזונגען:
| פּראָבלעם | מעגלעך סיבה | לייזונג |
|---|---|---|
| פּאָמפּע טוט נישט אָנהייבן | No power, faulty switch, motor overheating | Check power connection, inspect switch, allow pump to cool down. |
| נעבעך וואַקוום פאָרשטעלונג | Low oil level, contaminated oil, leaks in system/connections, clogged filter | Check/refill oil, change oil, check all connections for leaks, clean/replace exhaust filter. |
| יבעריק ראַש אָדער ווייבריישאַן | Unstable surface, internal mechanical issue | Ensure pump is on a stable surface. If noise persists, contact customer support. |
| אויל נעפּל פֿון אויספּוף | Overfilled oil, dirty oil, clogged exhaust filter | Check oil level and adjust, change oil, clean/replace exhaust filter. |
8. ספּעסאַפאַקיישאַנז
Detailed technical specifications for the VIVOHOME 1.5 HP 14.4 CFM 2-Stage HVAC Vacuum Pump:
| שטריך | באַשרייַבונג |
|---|---|
| פאַבריקאַנט | VIVOHOME |
| טייל נומער | VH1448 |
| פּונקט וואָג | 30.4 פונט |
| פּראָדוקט דימענשאַנז | 15.1 X 5.4 X 10 אינטשעס |
| נומער מאָדעל נומער | VH1448US |
| גרייס | 14.4 קפם |
| קאָליר | Blue, Silver |
| מאַטעריאַל | אַלומינום, פּלאַסטיק |
| נומער פּעקל קוואַנטיטי | 1 |
| אַרייַנגערעכנט קאַמפּאָונאַנץ | 1 x 1.5 HP 14.4 CFM Vacuum Pump, 2 x Bottles of Oil (0.35qt./330ml), 1 x Manual Instruction |
| באַטעריז אַרייַנגערעכנט? | ניין |
| באַטעריז פארלאנגט? | ניין |

Figure 12: Visual representation of the pump's dimensions.
9. וואָראַנטי
This VIVOHOME product comes with a 1 יאָר וואָראַנטי from the date of purchase. This warranty covers defects in materials and workmanship under normal use. It does not cover damage caused by misuse, accident, unauthorized modification, or improper maintenance. Please retain your proof of purchase for warranty claims.
10. שטיצן
For technical assistance, troubleshooting not covered in this manual, or warranty inquiries, please contact VIVOHOME customer support through their official webפּלאַץ אָדער די זיצער ווו די פּראָדוקט איז פּערטשאַסט.
Visit the VIVOHOME Store: VIVOHOME Official Store